4(x-7)=20

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Solution for 4(x-7)=20 equation: 


Simplifying
4(x + -7) = 20

Reorder the terms:
4(-7 + x) = 20
(-7 * 4 + x * 4) = 20
(-28 + 4x) = 20

Solving
-28 + 4x = 20

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '28' to each side of the equation.
-28 + 28 + 4x = 20 + 28

Combine like terms: -28 + 28 = 0
0 + 4x = 20 + 28
4x = 20 + 28

Combine like terms: 20 + 28 = 48
4x = 48

Divide each side by '4'.
x = 12

Simplifying
x = 12

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